| ASD (n = 17) | TD (n = 17) |  | ||
---|---|---|---|---|---|
 | M | SD | M | SD | p value |
Age (years) | 13.8 | 1.3 | 14.4 | 2.0 | .27 |
Performance IQa | 104 | 15 | 112 | 15 | .14 |
Verbal IQa | 105 | 18 | 116 | 13 | .05 |
Total IQa | 105 | 14 | 114 | 10 | .03 |
Social Responsiveness Scale (Total T)b | 90 | 10 | 44 | 8 | < .0001 |
 SRS Social Communication and Interaction | 78 | 15 | 14 | 10 | < .0001 |
 SRS RRBI | 16 | 5 | 1.3 | 1.6 | < .0001 |
Repetitive Behavior Scale—Revised | 21 | 11 | 0.5 | 1.3 | < .0001 |